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ccampbell / gator

Event delegation in Javascript
http://craig.is/riding/gators
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Once method #33

Open gkiely opened 4 years ago

gkiely commented 4 years ago

Description: A once event allows firing a listener one time and automatically removes that listener.

Use case An event handler for a modal background.

Before:

Gator(document).on('click', '.modal-bg', () => {
  modal.setVisible(false);
  Gator(document).off('click', '.modal-bg');
});

After:

Gator(document).once('click', '.modal-bg', () => {
  modal.setVisible(false)
});